#include <stdio.h>
int fun(int n)
{
int sum=0,i;
for(i=0;i<n;i++){
sum+=i;
}
return sum;
}
int main(void)
{
int i;
long result = 0;
for(i=1;i<=100;i++){
result += i;
}
printf("result[1-100] = %ld\n",result);
printf("result[1-250] = %d\n",func(250));
}
